#ifndef __MII_H__
#define __MII_H__



/* Generic MII registers. */

#define MII_BMCR	        0x00	/* Basic mode control register */
#define MII_BMSR	        0x01	/* Basic mode status register  */
#define MII_PHYSID1	        0x02	/* PHYS ID 1		       */
#define MII_PHYSID2	        0x03	/* PHYS ID 2		       */
#define MII_ADVERTISE       0x04	/* Advertisement control reg   */
#define MII_LPA		        0x05	/* Link partner ability reg    */
#define MII_EXPANSION       0x06	/* Expansion register	       */
#define MII_CTRL1000        0x09	/* 1000BASE-T control	       */
#define MII_STAT1000        0x0a	/* 1000BASE-T status	       */
#define MII_ESTATUS	        0x0f	/* Extended Status */
#define MII_DCOUNTER        0x12	/* Disconnect counter	       */
#define MII_FCSCOUNTER      0x13	/* False carrier counter       */
#define MII_NWAYTEST        0x14	/* N-way auto-neg test reg     */
#define MII_RERRCOUNTER     0x15	/* Receive error counter       */
#define MII_SREVISION       0x16	/* Silicon revision	       */
#define MII_RESV1	        0x17	/* Reserved...		       */
#define MII_LBRERROR        0x18	/* Lpback, rx, bypass error    */
#define MII_PHYADDR	        0x19	/* PHY address		       */
#define MII_RESV2	        0x1a	/* Reserved...		       */
#define MII_TPISTATUS       0x1b	/* TPI status for 10mbps       */
#define MII_NCONFIG	        0x1c	/* Network interface config    */

/* Basic mode control register. */
#define BMCR_RESV		    0x003f	/* Unused...		           */
#define BMCR_SPEED1000	    0x0040	/* MSB of Speed (1000)	       */
#define BMCR_CTST		    0x0080	/* Collision test	           */
#define BMCR_FULLDPLX	    0x0100	/* Full duplex		           */
#define BMCR_ANRESTART	    0x0200	/* Auto negotiation restart    */
#define BMCR_ISOLATE	    0x0400	/* Disconnect DP83840 from MII */
#define BMCR_PDOWN		    0x0800	/* Powerdown the DP83840       */
#define BMCR_ANENABLE	    0x1000	/* Enable auto negotiation     */
#define BMCR_SPEED100	    0x2000	/* Select 100Mbps	           */
#define BMCR_LOOPBACK	    0x4000	/* TXD loopback bits	       */
#define BMCR_RESET		    0x8000	/* Reset the DP83840	       */

/* Basic mode status register. */
#define BMSR_ERCAP		    0x0001	/* Ext-reg capability	       */
#define BMSR_JCD		    0x0002	/* Jabber detected	       */
#define BMSR_LSTATUS	    0x0004	/* Link status		       */
#define BMSR_ANEGCAPABLE    0x0008	/* Able to do auto-negotiation */
#define BMSR_RFAULT		    0x0010	/* Remote fault detected       */
#define BMSR_ANEGCOMPLETE	0x0020	/* Auto-negotiation complete   */
#define BMSR_RESV		    0x00c0	/* Unused...		       */
#define BMSR_ESTATEN		0x0100	/* Extended Status in R15 */
#define BMSR_100HALF2		0x0200	/* Can do 100BASE-T2 HDX */
#define BMSR_100FULL2		0x0400	/* Can do 100BASE-T2 FDX */
#define BMSR_10HALF		    0x0800	/* Can do 10mbps, half-duplex  */
#define BMSR_10FULL		    0x1000	/* Can do 10mbps, full-duplex  */
#define BMSR_100HALF		0x2000	/* Can do 100mbps, half-duplex */
#define BMSR_100FULL		0x4000	/* Can do 100mbps, full-duplex */
#define BMSR_100BASE4		0x8000	/* Can do 100mbps, 4k packets  */

/* Advertisement control register. */
#define ADVERTISE_SLCT		    0x001f	/* Selector bits	       */
#define ADVERTISE_CSMA		    0x0001	/* Only selector supported     */
#define ADVERTISE_10HALF	    0x0020	/* Try for 10mbps half-duplex  */
#define ADVERTISE_1000XFULL	    0x0020	/* Try for 1000BASE-X full-duplex */
#define ADVERTISE_10FULL	    0x0040	/* Try for 10mbps full-duplex  */
#define ADVERTISE_1000XHALF	    0x0040	/* Try for 1000BASE-X half-duplex */
#define ADVERTISE_100HALF	    0x0080	/* Try for 100mbps half-duplex */
#define ADVERTISE_1000XPAUSE	0x0080	/* Try for 1000BASE-X pause    */
#define ADVERTISE_100FULL	    0x0100	/* Try for 100mbps full-duplex */
#define ADVERTISE_1000XPSE_ASYM 0x0100	/* Try for 1000BASE-X asym pause */
#define ADVERTISE_100BASE4	    0x0200	/* Try for 100mbps 4k packets  */
#define ADVERTISE_PAUSE_CAP	    0x0400	/* Try for pause	       */
#define ADVERTISE_PAUSE_ASYM	0x0800	/* Try for asymetric pause     */
#define ADVERTISE_RESV		    0x1000	/* Unused...		       */
#define ADVERTISE_RFAULT	    0x2000	/* Say we can detect faults    */
#define ADVERTISE_LPACK		    0x4000	/* Ack link partners response  */
#define ADVERTISE_NPAGE		    0x8000	/* Next page bit	       */

#define ADVERTISE_FULL (ADVERTISE_100FULL | ADVERTISE_10FULL | \
			ADVERTISE_CSMA)
#define ADVERTISE_ALL (ADVERTISE_10HALF | ADVERTISE_10FULL | \
		       ADVERTISE_100HALF | ADVERTISE_100FULL)

/* Link partner ability register. */
#define LPA_SLCT		    0x001f	/* Same as advertise selector  */
#define LPA_10HALF		    0x0020	/* Can do 10mbps half-duplex   */
#define LPA_1000XFULL		0x0020	/* Can do 1000BASE-X full-duplex */
#define LPA_10FULL		    0x0040	/* Can do 10mbps full-duplex   */
#define LPA_1000XHALF		0x0040	/* Can do 1000BASE-X half-duplex */
#define LPA_100HALF		    0x0080	/* Can do 100mbps half-duplex  */
#define LPA_1000XPAUSE		0x0080	/* Can do 1000BASE-X pause     */
#define LPA_100FULL		    0x0100	/* Can do 100mbps full-duplex  */
#define LPA_1000XPAUSE_ASYM	0x0100	/* Can do 1000BASE-X pause asym*/
#define LPA_100BASE4		0x0200	/* Can do 100mbps 4k packets   */
#define LPA_PAUSE_CAP		0x0400	/* Can pause		       */
#define LPA_PAUSE_ASYM		0x0800	/* Can pause asymetrically     */
#define LPA_RESV		    0x1000	/* Unused...		       */
#define LPA_RFAULT		    0x2000	/* Link partner faulted        */
#define LPA_LPACK		    0x4000	/* Link partner acked us       */
#define LPA_NPAGE		    0x8000	/* Next page bit	       */

#define LPA_DUPLEX		    (LPA_10FULL | LPA_100FULL)
#define LPA_100			    (LPA_100FULL | LPA_100HALF | LPA_100BASE4)

/* Expansion register for auto-negotiation. */
#define EXPANSION_NWAY		    0x0001	/* Can do N-way auto-nego      */
#define EXPANSION_LCWP		    0x0002	/* Got new RX page code word   */
#define EXPANSION_ENABLENPAGE	0x0004	/* This enables npage words    */
#define EXPANSION_NPCAPABLE	    0x0008	/* Link partner supports npage */
#define EXPANSION_MFAULTS	    0x0010	/* Multiple faults detected    */
#define EXPANSION_RESV		    0xffe0	/* Unused...		       */

#define ESTATUS_1000_XFULL	    0x8000	/* Can do 1000BX Full */
#define ESTATUS_1000_XHALF	    0x4000	/* Can do 1000BX Half */
#define ESTATUS_1000_TFULL	    0x2000	/* Can do 1000BT Full */
#define ESTATUS_1000_THALF	    0x1000	/* Can do 1000BT Half */

/* N-way test register. */
#define NWAYTEST_RESV1		0x00ff	/* Unused...		       */
#define NWAYTEST_LOOPBACK	0x0100	/* Enable loopback for N-way   */
#define NWAYTEST_RESV2		0xfe00	/* Unused...		       */

/* 1000BASE-T Control register */
#define ADVERTISE_1000FULL	0x0200	/* Advertise 1000BASE-T full duplex */
#define ADVERTISE_1000HALF	0x0100	/* Advertise 1000BASE-T half duplex */

/* 1000BASE-T Status register */
#define LPA_1000LOCALRXOK	0x2000	/* Link partner local receiver status */
#define LPA_1000REMRXOK		0x1000	/* Link partner remote receiver status */
#define LPA_1000FULL		0x0800	/* Link partner 1000BASE-T full duplex */
#define LPA_1000HALF		0x0400	/* Link partner 1000BASE-T half duplex */

#endif /* __MII_H__ */